2 Lots Equals How Many Square Feet
Posted : admin On 4/14/2022How many square feet is a 20×20 room? 20×20 dimensions are common for garages big enough to accommodate 2 cars, living room space, or big bedrooms usually with walk in closets. To convert among square feet, square inches, square yards, square centimetres, square millimetres and square meters you can utilize the following conversion table. Definition: A square foot (symbol: sq ft) is a unit of area used in the imperial and US customary systems (UCS). It is defined as the area of a square with one-foot sides. One square foot equals 144 square inches. History/origin: The origin of the square foot can be seen in the term itself. It is a measurement derived from the area of a square with a side length measured in feet. How many square feet is a 20x20 room? The square footage of a room measuring 20 feet wide by 20 feet long is 400 square feet. To calculate this you simply multiply the width by the height. 20ft × 20ft = 400 sq ft. How many square feet is a 12x12 room? The square footage of a room measuring 12 feet wide by 12 feet long is 144 square feet.
Circular Calculations
How Much Material Do You Need?
For estimating quantity needed for irregular areas break the area up into smaller workable shapes. Measure each of them and assign them a letter. Calculate square feet for each and add the square footage together to figure total needed.
2 Lots Equals How Many Square Feet
Rectangle
- Measure Length and Width (in feet)
- Length x Width = square feet
- Determine desired depth of material (see recommended depths and chart below)
- Square feet divided by sq. ft. per yard (from chart) = cubic yards needed
- Example: A rectangular area 16 feet long by 10 feet wide and you want 4 inches deep of stone.
- Calculations:
- 16 x 10 = 160 square feet
- 160 divided by 81 = 2 cubic yards (81 comes from the chart, 81 is how many square feet 1 cubic yard covers at a 4 inch depth)
Triangle
- Measure length and width of 2 sides
- Length x Width x 0.5 = square feet
- Square feet divided by sq. ft. per yard (from chart) = cubic yards needed
- Example: Given a triangle are where one side is 40 feet long, one side is 10 feet long and you want 4 inches deep of mulch or stone
- Calculations:
- 40 x 10 x 0.5 = 200 square feet
- 200 divided by 81 = 2.5 cubic yards (81 comes from the chart)
Circle
- Determine radius (1/2 distance of diameter or distance across)
- Formula: Radius x Radius x 3.14 = square feet
- Square feet divided by sq. ft. per yard (from chart) = cubic yards needed
- Example: Given a circle 30 feet across (15 ft radius) and you want 3 inches deep
- Calculations:
- 15 x 15 x 3.14 = 706.5 square feet
- 706.5 divided by 108 = 6.5 cubic yards
Conversion Chart – Square Feet to Cubic Yards
Converts square feet to cubic yards 1 cubic yard will cover the following amount of square feet at the given depth.
- 1/4” deep 1296 square feet
- 1” deep 324 square feet
- 2” deep 162 square feet
- 3” deep 108 square feet
- 4” deep 81 square feet
- 6” deep 54 square feet
- 12” deep 27 square feet
Recommended Depth of Materials
- Bark Mulches 3”
- Stone less than 1' diameter 3'
- 1-1 1/2' Riverstone 4'
- Soil for Lush Lawns 4+'
- Garden Soil in Flower Beds 6-12'
- Lawn topdressing 1/4'
- Pathways 4'
Volume Fun Facts
- There are 54 50lb bags of stone or sand per cubic yard.
- 27 cubic feet equal 1 cubic yard (3'L x 3'W x 3'H).
- Soil weighs about 2,200 lbs per cubic yard.
- Stone weighs about 2,700 lbs per cubic yard.
- Mulch weighs 250-750 lbs per cubic yard.
- Full size pick-up with 8’ box a heaping load is 3 cubic yards.
- Small size pick-up heaping load is 1 ½ cubic yards.
- Typically a full size truck can take ½ - 1 cubic yard stone or soil.
- Typically a small pickup truck can take ⅓ - ½ cubic yard stone or soil.
- 7 to 12 wheel barrow loads in 1 cubic yard.
- When topdressing previously mulched beds you only need to add enough mulch to existing bed to get a total of 3'.
- Installing less than the recommended amounts of stone can result in OK short term appearance but after a few years the stones somehow disappear and the ground reappears.
Bags or Bulk
- Try to make an educated guess of quantity needed using the formulas. If you are still unsure how much bagged or bulk material to get provide the measurements to the KLS staff and they can help you estimate.
- There are 54 bags of stone or soil per 1 cubic yard.
- There are 27 1 cubic foot bags or 18 1.5 cubic foot bags of mulch per yard.
- Consider a ½ cubic foot bag of stone or soil weighs about 50 lbs and will cover 2 square feet at 3' deep. A bag of hardwood or cedar bark contains about 1 cubic foot of material, enough to cover about 4 square feet at 3' deep. If you have large areas you probably need bulk.
- A less expensive alternative to buying in bags is to bring in and fill up your own containers with bulk materials.
- If you are dressing up a small area maybe bags are best if you do not have a way to haul bulk material.
- Mulch purchased by the bag is about 2 or 3 times more costly than bulk.
- Stone purchased by the bag is about 3 or 4 times more costly than bulk.
- Soil purchased by the bag is about 4 or 5 times more costly than bulk.
Tips for moving bulk material
- When shoveling heavy materials, using more small shovelfuls is easier on your body than using fewer but larger shovelfuls.
- Think about where you are hanging onto your shovel, the closer your hand is to the weight the easier the less effort it takes.
- Make sure to maintain good posture, minimize heavy work with bent over back, maximize use of your legs.
- Work at a good pace, do not dwell on how much you still need to move. Try to focus on how much material you already moved, how good it is going to look after your done and how much money you are saving by doing it yourself.
- What a great time to have friends, and family over!
What Does a Cubic Yard Look Like?
Below are some pile samples to give you an idea of how large piles are for a given quantity of material. The volume of a pile of soil, stone or mulch will be the same. However, a pile of Riverstone may look different from the pile of cedar mulch because it will likely be a lower, wider and longer pile because the round stones spread out farther when dumped.
The sample piles show Tim who is 6’ tall and is holding a yardstick.
10 Yards Equals How Many Feet
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